The nurse has 2.4 liter(s) of a solution that is 23.5% alcohol. How many liters of pure alcohol must she add to bring the solution up to a 74.5% concentration?
?
A. 4.6 liters
B. 4.8 liters
C. 5.2 liters
D. 4.91 liters
E. 5.6 liters
Answer: B
You might also like to view...
Write the inequality in interval notation.x > 0
A. [0, ?) B. (0, ?) C. (-?, 0] D. (-?, 0)
Multiply the polynomials using the special product formulas. Express the answer as a single polynomial in standard form.(x + 12y)(x - 12y)
A. x2 - 24xy - 144y2 B. x2 + 24xy - 144y2 C. x2 - 24y2 D. x2 - 144y2
Decide whether or not the function is a probability density function on the indicated interval.f(x) = 
; [-2, 2]
A. Yes B. No
Identify the system of linear equations as consistent, inconsistent, or dependent. State whether the system has exactly one solution, no solution, or an infinite number of solutions.
A. inconsistent-no solution B. consistent-one solution C. dependent-infinite number of solutions